﻿/**
 *    Copyright 2012 Yohan Courbe
 *
 *  Licensed under the Apache License, Version 2.0 (the "License 
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *  
 *      http://www.apache.org/licenses/LICENSE-2.0
 *      
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */

using System.Collections;
using System.Collections.Generic;
using System.Linq;
using System.Net;

namespace NetworkAnalyzer.Engines.Statistics
{
    public class StatisticsSummaryList : IEnumerable
    {
        private readonly List<StatisticsSummary> _statisticsSummaries;

        public StatisticsSummaryList()
        {
            _statisticsSummaries = new List<StatisticsSummary>();
        }

        public StatisticsSummary GetStatisticsSummary(IPAddress localhost)
        {
            foreach (var statisticsSummary in _statisticsSummaries.Where(statisticsSummary => statisticsSummary.Match(localhost)))
            {
                return statisticsSummary;
            }

            var newStatisticsSummary = new StatisticsSummary(localhost);
            _statisticsSummaries.Add(newStatisticsSummary);
            return newStatisticsSummary;
        }

        public int Count {get { return _statisticsSummaries.Count; }}

        public IEnumerator GetEnumerator()
        {
            return _statisticsSummaries.GetEnumerator();
        }
    }
}